The Number

840

Eight Hundred and Forty

In Base 28 Octovigesimal Is

12028

The numbers with a 28 subscript use Base 28 Octovigesimal notation.

For more familiar numbers: See Eight Hundred and Forty in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

837
11p28
Eight Hundred and Thirty-Seven in Base 28 Octovigesimal
838
11q28
Eight Hundred and Thirty-Eight in Base 28 Octovigesimal
839
11r28
Eight Hundred and Thirty-Nine in Base 28 Octovigesimal
841
12128
Eight Hundred and Forty-One in Base 28 Octovigesimal
842
12228
Eight Hundred and Forty-Two in Base 28 Octovigesimal
843
12328
Eight Hundred and Forty-Three in Base 28 Octovigesimal

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

8.40e2

Reciprocal

A number multiplied with its reciprocal is one.

0.00q3keq3keq3m28

The reciprocal of 840 in Base 28 Octovigesimal.

Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number 12028 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Eight hundred and forty is a composite number with 32 total factors (including 1 and itself).   See primes in Base 28 Octovigesimal

A Composite

Composites have more than just these two factors.

Eight hundred and forty is a composite number with 32 total factors (including 1 and itself).

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number eight hundred and forty has the following 4 prime factors:

2
228
Two in Base 28 Octovigesimal
3
328
Three in Base 28 Octovigesimal
5
528
Five in Base 28 Octovigesimal
7
728
Seven in Base 28 Octovigesimal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

2283 · 3281 · 5281 · 7281 = 12028

Base Conversions

The number eight hundred and forty in 35 different bases